/* 公共样式 */
/* 
    特点：将样式抽离出来，放于此处
    1.css层级最好不好超过5层
    2.尽量使用公共样式，至少2次以上的区域需要使用时
    3.一个标签的class里可以有多个公共样式
 */
/* 
    层级规范
    content区（文档内容）：0~9
    nav(导航区)：40~50
    mask（蒙层区）：70~80
    popup（弹出层）：90~99
*/
/* 版心 */
.container {
    margin: 0 auto;
    width: 1200px;
}

/* 怪异盒子 */
.borBox {
    box-sizing: border-box;
}

/* 垂直水平居中 */
.center {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* 定位 */
.fixed {
    position: fixed;
}

.rel {
    position: relative;
}

.abs {
    position: absolute;
}

/* 弹性盒子 */
.flex-c-c {
    display: flex;
    align-items: center;
    justify-content: center;
}

.flex-sa {
    display: flex;
    justify-content: space-around;
}

.flex-sb {
    display: flex;
    justify-content: space-between;
}

.flex-sb-c-w {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

/* 定位 */
.rel {
    position: relative;
}

.fixed {
    position: fixed;
}

.abs {
    position: absolute;
}

/* flex布局 */
.flex-ac {
    display: flex;
    align-items: center;
}

.flex-c-c {
    display: flex;
    justify-content: center;
    align-items: center;
}

.flex-ac-sb {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.flex-ac-sa {
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.flex-ac-se {
    display: flex;
    justify-content: space-evenly;
    align-items: center;
}

.flex-sb-sb {
    display: flex;
    justify-content: space-between;
    align-content: space-between;
}

.flex-c-e {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

/* margin */

/* padding */

/* 字体 */
.fz-12 {
    font-size: 12px;
}

.fz-14 {
    font-size: 14px;
}

.text-c {
    text-align: center;
}

/* 颜色 */
.fc-white {
    color: #fff;
}

.fc-grey {
    color: #666666;
}

.fc-red {
    color: #ff5483;
}

.fc-green {
    color: #29c287;
}

.fc-b {
    font-weight: bold;
}

/* 浮动 */
.fl {
    float: left;
}

.fr {
    float: right;
}

/* 清除浮动 */
.clear::after {
    display: block;
    content: "";
    height: 0;
    clear: both;
}

/* 清除input默认激活边框 */
input {
    outline: none;
}

/* margin */

/* padding */

/* 字体 */
.fz-12 {
    font-size: 12px;
}

.fz-16 {
    font-size: 16px;
}

.fw-b {
    font-weight: bold;
}

/* 颜色 */

/* 背景色 */

/* 测试 */
.test {
    border: 1px solid #000;
    background-color: #ccc;
}

/* 公共标题 */
.tcenter {
    text-align: center;
}

.commentTitle {
    padding-top: 100px;
}

.commentTitleList {
    padding: 6px 20px;
}

.commentTitle h1 {
    height: 40px;
    color: #181818;
    font-size: 40px;
}

.commentTitle p {
    height: 38px;
    line-height: 38px;
    color: #666666;
    font-size: 12px;
}

.commentTitle a {
    height: 38px;
    line-height: 38px;
    color: #1271ef;
    font-size: 12px;
}

.commentTitleList h4 {
    height: 32px;
    color: #181818;
    font-size: 22px;
}

.commentTitleList p {
    height: 30px;
    color: #666666;
    font-size: 12px;
}

.commentTitleList a {
    height: 40px;
    color: #1271ef;
    font-size: 12px;
}




/* 尾部 */
footer {
    width: 100%;
    height: 330px;
}

footer ul {
    width: 740px;
    height: 280px;
}

footer ul li {
    width: 155px;
    height: 200px;
    float: left;
    flex-shrink: 0;
}

footer ul li h4 {
    color: #181818;
    font-size: 16px;
    margin-bottom: 30px;
}

footer ul li a {
    display: block;
    width: 160px;
    color: #d1d1d1;
    font-size: 12px;
    margin-bottom: 16px;
}

footer ul li p {
    margin-bottom: 30px;
}

/* 版权 */
footer p {
    font-size: 14px;
    height: 20px;
    line-height: 20px;
    color: #d1d1d1;
}

footer p img {
    height: 20px;
    line-height: 20px;
    margin-right: 4px;
    vertical-align: middle;
}

/* 返回顶部 */
.toTop {
    position: fixed;
    bottom: 50px;
    right: 200px;
    width: 40px;
    height: 40px;
    /* background-color: #0f62d1; */
    background: url(../images/returntopicon.jpg) no-repeat -163px -56px;
    border-radius: 50%;
}

/* 定位 */
.rel {
    position: relative;
}

.fixed {
    position: fixed;
}

.abs {
    position: absolute;
}

/* flex布局 */
.flex-ac {
    display: flex;
    align-items: center;
}

.flex-c-c {
    display: flex;
    justify-content: center;
    align-items: center;
}

.flex-ac-sb {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.flex-ac-sa {
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.flex-ac-se {
    display: flex;
    justify-content: space-evenly;
    align-items: center;
}

.flex-sb-sb {
    display: flex;
    justify-content: space-between;
    align-content: space-between;
}

.flex-c-e {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

/* margin */

/* padding */

/* 字体 */
.fz-12 {
    font-size: 12px;
}

.fz-14 {
    font-size: 14px;
}

.text-c {
    text-align: center;
}

/* 颜色 */
.fc-white {
    color: #fff;
}

.fc-grey {
    color: #666666;
}

.fc-red {
    color: #ff5483;
}

.fc-green {
    color: #29c287;
}

.fc-b {
    font-weight: bold;
}